01-25	light storm (d120 hours)
26-33	heavy storm (d40 hours)
34-40	fog (2d10 yards visibility)
41-48	extra hot/cold (d6 days)
49-58	stream in path
59-64	river in path
65-75	swarm/flock
76	Celtic ruin
77-82	lake or pond
83-87	swamp
88-89	dead forest
90-96	deep valley
97	unmarked tomb
98	part of animal skeleton
99	human skeleton
00	remains of small settlement